ASUS Prime B860M-A WiFi-CSM

ASUS Prime B860M-A WiFi-CSM LGA1851 Micro-ATX DDR5 256 GB Motherboard

Asus Motherboard $169.99

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SocketLGA1851

ChipsetB860

Form FactorMicro-ATX

MemoryDDR5

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The ASUS Prime B860M-A WiFi-CSM is a Micro-ATX motherboard for LGA1851. It supports DDR5 memory up to 8600 MT/s (OC).

ASUS Corporate Stable Model (CSM) is a commercial program designed to provide stable and reliable motherboards.
Ready for Advanced AI PC: Designed for the future of AI computing, with the power and connectivity needed for demanding AI applications
Intel LGA 1851 Socket: Ready for Intel Core Ultra Processors (Series 2)
Robust Power Solution: 7+1+1+1 80A DrMOS power stages, 8 pin ProCool power connector, alloy chokes and durable capacitors for stable power delivery
Latest M.2 Support: One onboard PCIe 5.0 M.2 slot equipped with one M.2 heatsink and one PCIe 4.0 M.2 slot

Manufacturer	ASUS
Model Number	PRIME B860M-A WIFI-CSM 90MB1JY0-M0AAYC
Launch Date	January 2025
CPU Socket	LGA1851
Chipset Model	Intel B860
Board Size / Form Factor	Micro-ATX
Supported Memory Type	DDR5
DIMM Slots	4
Maximum RAM Capacity	256 GB
Valid DDR4 Speeds	DDR5-4800 / DDR5-8600 (OC)
ECC Memory Support	No
Expansion Slots (PCIe)	2 × PCIe x16, 1 × PCIe x1
PCIe x16 (Qty)	2
PCIe x4 (Qty)	0
PCIe x1 (Qty)	1
M.2 Slot Count	2 × M.2
M.2 Device Compatibility	2242 / 2260 / 2280 - M Key, 2242 / 2260 / 2280 - M Key
SATA III Ports	4 × SATA 6Gbps
SATA Express Ports	0
Wired Networking (LAN)	N/A
Onboard Wi-Fi	No
Wi-Fi Standard	N/A
Rear-Panel USB	USB 3.2 Gen2, USB 3.2 Gen1, USB 2.0
Internal USB 3.2 Gen 2x2 Headers	0
Internal USB 3.2 Gen 2 Headers	1
Internal USB 3.2 Gen 1 Headers	1
Internal USB 2.0 Headers	1
NVIDIA SLI	No
AMD CrossFire	No
RAID Capability	Yes
Back-Connect Layout	No
Manufacturer Part Number (MPN)	PRIME B860M-A WIFI-CSM
SKU Code	PRIME B860M-A WIFI-CSM
GTIN / EAN	197105806290